Lowfloor articulated trainset "GTW" RABe 526 686 with cab car Bt series 221-224 with the S 5 service from Weinfelden via Sulgen-Gossau to St.Gallen. 10 of tis trainsets were built in 1998/1999 by Stadler for the "Seelinie" (line along Bodensee and Untersee) of the Mittel-Thurgau-Bahn (MThB). Now they are running for the SBB daughter THURBO.